<?php
// ----------------------------------------------------------------------------
// markItUp! BBCode Parser
// v 1.0.6
// Dual licensed under the MIT and GPL licenses.
// ----------------------------------------------------------------------------
// Copyright (C) 2009 Jay Salvat
// http://www.jaysalvat.com/
// http://markitup.jaysalvat.com/
// ----------------------------------------------------------------------------
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
// ----------------------------------------------------------------------------
// Thanks to Arialdo Martini, Mustafa Dindar for feedbacks.
// ----------------------------------------------------------------------------

if (!defined("EMOTICONS_DIR")) define ("EMOTICONS_DIR", "modules/guestbook/markitup/sets/bbcode/images/");

function BBCode2Html($text) {
	$text = trim($text);

	$text = htmlspecialchars($text, ENT_QUOTES);

	// BBCode [code]
	if (!function_exists('escape')) {
		function escape($s) {
//			global $text;
//			$text = strip_tags($text);
			$code = $s[1];
//			$code = htmlspecialchars($code);
			$code = str_replace("[", "&#91;", $code);
			$code = str_replace("]", "&#93;", $code);
			return '<pre><code>'.$code.'</code></pre>';
		}
	}
	$text = preg_replace_callback('#\[code](.*?)\[/code]#ms', "escape", $text);

	// Smileys to find...
	$in = array( 	 ':)',
					 ':D',
					 ':o',
					 ':p',
					 ':(',
					 ';)'
	);
	// And replace them by...
	$out = array(	 '<img alt=":)" src="'.EMOTICONS_DIR.'emoticon-smile.png" />',
					 '<img alt=":D" src="'.EMOTICONS_DIR.'emoticon-happy.png" />',
					 '<img alt=":o" src="'.EMOTICONS_DIR.'emoticon-surprised.png" />',
					 '<img alt=":p" src="'.EMOTICONS_DIR.'emoticon-tongue.png" />',
					 '<img alt=":(" src="'.EMOTICONS_DIR.'emoticon-unhappy.png" />',
					 '<img alt=";)" src="'.EMOTICONS_DIR.'emoticon-wink.png" />'
	);
	$text = str_replace($in, $out, $text);

	// BBCode to find...
	$in = array( 	 '#\[b](.*?)\[/b]#ms',
					 '#\[i](.*?)\[/i]#ms',
					 '#\[u](.*?)\[/u]#ms',
					 '#\[img](.*?)\[/img]#ms',
					 '#\[email](.*?)\[/email]#ms',
					 '#\[url="?(.*?)"?](.*?)\[/url]#ms',
					 '#\[size="?(.*?)"?](.*?)\[/size]#ms',
					 '#\[color="?(.*?)"?](.*?)\[/color]#ms',
					 '#\[quote](.*?)\[/quote]#ms',
					 '#\[list\=(.*?)](.*?)\[/list]#ms',
					 '#\[list](.*?)\[/list]#ms',
					 '#\[\*]\s?(.*?)\n#ms'
	);
	// And replace them by...
	$out = array(	 '<strong>\1</strong>',
					 '<em>\1</em>',
					 '<u>\1</u>',
					 '<img src="\1" alt="\1" />',
					 '<a href="mailto:\1">\1</a>',
					 '<a href="\1">\2</a>',
					 '<span style="font-size:\1%">\2</span>',
					 '<span style="color:\1">\2</span>',
					 '<blockquote>\1</blockquote>',
					 '<ol start="\1">\2</ol>',
					 '<ul>\1</ul>',
					 '<li>\1</li>'
	);
	$text = preg_replace($in, $out, $text);

	// paragraphs
	$text = str_replace("\r", "", $text);
	$text = "<p>".preg_replace("/(\n){2,}/", "</p><p>", $text)."</p>";
	$text = nl2br($text);

	// clean some tags to remain strict
	// not very elegant, but it works. No time to do better ;)
	if (!function_exists('removeBr')) {
		function removeBr($s) {
			return str_replace("<br />", "", $s[0]);
		}
	}
	$text = preg_replace_callback('#<pre>(.*?)</pre>#ms', "removeBr", $text);
	$text = preg_replace('#<p><pre>(.*?)</pre></p>#ms', "<pre>\\1</pre>", $text);

	$text = preg_replace_callback('#<ul>(.*?)</ul>#ms', "removeBr", $text);
	$text = preg_replace('#<p><ul>(.*?)</ul></p>#ms', "<ul>\\1</ul>", $text);

	return $text;
}

?>